-3.5x+2.1=-18.9

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Solution for -3.5x+2.1=-18.9 equation:


Simplifying
-3.5x + 2.1 = -18.9

Reorder the terms:
2.1 + -3.5x = -18.9

Solving
2.1 + -3.5x = -18.9

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2.1' to each side of the equation.
2.1 + -2.1 + -3.5x = -18.9 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + -3.5x = -18.9 + -2.1
-3.5x = -18.9 + -2.1

Combine like terms: -18.9 + -2.1 = -21
-3.5x = -21

Divide each side by '-3.5'.
x = 6

Simplifying
x = 6

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